Very suitable for writing, journaling, card making, scrapbooking, acrylics painting, watercolor painting, poster designing, or art drawing. Widfely used for school, office, art studios, homeschooling, kindergarten Discover the versatility of our refillable empty marker brush pen, very suitable for creating unique artwork on paper, wood, clothing, fabric, leather, canvas, metal, ceramic, glass, stone and more Crafted from pp, write smoothly, not easy to break or deformed, long service time. Soft brush tip, that ensures smooth writing and drawing experiences. Clear pen tube to control amount of inks and replenish in time Great for professional artists, teacher, students, office workers, and hobbyists who require multifunctional writing and drawing tool for their creative and professional tasks Easy to refill. Just remove pen tip to fill acrylics paint, watercolor paint or liquid inks, and put pen tip back. You could begin to paint. There is steel beads inside the pen rod for mixing inks, avoiding watercolor or paint solidification